Inventory data from the Party subject to adjustment should be excluded from the cluster; The cluster should cover a minimum number of countries, as specified in the recommended approaches and tools for clustering of inventory data; The grouping of countries into clusters should, to the extent possible, take into account similar national circumstances.
b) El grupo deberá comprender un número mínimo de países, como se indica en los métodos e instrumentos recomendados para la agrupación de los datos de inventario.